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Finding the Fourth Proportional to 341,534.40, 471,297.92 and 190,640.96

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Solution

The fourth proportional to 341,534.40, 471,297.92 and 190,640.96 is: 263,073.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,534.40 : 471,297.92 = 190,640.96 : x
  2. Step 2: Convert to fraction form
    341,534.40/471,297.92 = 190,640.96/x
  3. Step 3: Cross multiply
    341,534.40x = 471,297.92 × 190,640.96
  4. Step 4: Simplify right side
    341,534.40x = 89,848,687,914.80
  5. Step 5: Solve for x
    x = 89,848,687,914.80/341,534.40
  6. Step 6: Final answer
    x = 263,073.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.